ID LPXA_METRJ Reviewed; 272 AA. AC B1LTP4; DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot. DT 29-APR-2008, sequence version 1. DT 27-MAR-2024, entry version 82. DE RecName: Full=Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase {ECO:0000255|HAMAP-Rule:MF_00387}; DE Short=UDP-N-acetylglucosamine acyltransferase {ECO:0000255|HAMAP-Rule:MF_00387}; DE EC=2.3.1.129 {ECO:0000255|HAMAP-Rule:MF_00387}; GN Name=lpxA {ECO:0000255|HAMAP-Rule:MF_00387}; GN OrderedLocusNames=Mrad2831_3436; OS Methylobacterium radiotolerans (strain ATCC 27329 / DSM 1819 / JCM 2831 / OS NBRC 15690 / NCIMB 10815 / 0-1). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales; OC Methylobacteriaceae; Methylobacterium. OX NCBI_TaxID=426355; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 27329 / DSM 1819 / JCM 2831 / NBRC 15690 / NCIMB 10815 / RC 0-1; RG US DOE Joint Genome Institute; RA Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H., RA Bruce D., Goodwin L., Pitluck S., Kiss H., Brettin T., Detter J.C., Han C., RA Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., RA Mikhailova N., Marx C.J., Richardson P.; RT "Complete sequence of chromosome of Methylobacterium radiotolerans JCM RT 2831."; RL Submitted (MAR-2008) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Involved in the biosynthesis of lipid A, a phosphorylated CC glycolipid that anchors the lipopolysaccharide to the outer membrane of CC the cell. {ECO:0000255|HAMAP-Rule:MF_00387}. CC -!- CATALYTIC ACTIVITY: CC Reaction=a (3R)-hydroxyacyl-[ACP] + UDP-N-acetyl-alpha-D-glucosamine = CC a UDP-3-O-[(3R)-3-hydroxyacyl]-N-acetyl-alpha-D-glucosamine + holo- CC [ACP]; Xref=Rhea:RHEA:67812, Rhea:RHEA-COMP:9685, Rhea:RHEA- CC COMP:9945, ChEBI:CHEBI:57705, ChEBI:CHEBI:64479, ChEBI:CHEBI:78827, CC ChEBI:CHEBI:173225; EC=2.3.1.129; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00387}; CC -!- PATHWAY: Glycolipid biosynthesis; lipid IV(A) biosynthesis; lipid IV(A) CC from (3R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] and UDP-N- CC acetyl-alpha-D-glucosamine: step 1/6. {ECO:0000255|HAMAP- CC Rule:MF_00387}. CC -!- SUBUNIT: Homotrimer. {ECO:0000255|HAMAP-Rule:MF_00387}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00387}. CC -!- SIMILARITY: Belongs to the transferase hexapeptide repeat family. LpxA CC subfamily. {ECO:0000255|HAMAP-Rule:MF_00387}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP001001; ACB25413.1; -; Genomic_DNA. DR RefSeq; WP_012320376.1; NC_010505.1. DR AlphaFoldDB; B1LTP4; -. DR SMR; B1LTP4; -. DR STRING; 426355.Mrad2831_3436; -. DR KEGG; mrd:Mrad2831_3436; -. DR eggNOG; COG1043; Bacteria. DR HOGENOM; CLU_061249_0_0_5; -. DR OrthoDB; 9807278at2; -. DR UniPathway; UPA00359; UER00477. DR Proteomes; UP000006589; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0008780; F:acyl-[acyl-carrier-protein]-UDP-N-acetylglucosamine O-acyltransferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniRule. DR CDD; cd03351; LbH_UDP-GlcNAc_AT; 1. DR Gene3D; 2.160.10.10; Hexapeptide repeat proteins; 1. DR Gene3D; 1.20.1180.10; Udp N-acetylglucosamine O-acyltransferase, C-terminal domain; 1. DR HAMAP; MF_00387; LpxA; 1. DR InterPro; IPR029098; Acetyltransf_C. DR InterPro; IPR037157; Acetyltransf_C_sf. DR InterPro; IPR001451; Hexapep. DR InterPro; IPR010137; Lipid_A_LpxA. DR InterPro; IPR011004; Trimer_LpxA-like_sf. DR NCBIfam; TIGR01852; lipid_A_lpxA; 1. DR PANTHER; PTHR43480; ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE; 1. DR PANTHER; PTHR43480:SF1; ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE, MITOCHONDRIAL-RELATED; 1. DR Pfam; PF13720; Acetyltransf_11; 1. DR Pfam; PF00132; Hexapep; 2. DR PIRSF; PIRSF000456; UDP-GlcNAc_acltr; 1. DR SUPFAM; SSF51161; Trimeric LpxA-like enzymes; 1. PE 3: Inferred from homology; KW Acyltransferase; Cytoplasm; Lipid A biosynthesis; Lipid biosynthesis; KW Lipid metabolism; Repeat; Transferase. FT CHAIN 1..272 FT /note="Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine FT O-acyltransferase" FT /id="PRO_1000122715" SQ SEQUENCE 272 AA; 28560 MW; AC689D8B75C302CC CRC64; MTAPAIHPSA VIESGARIGD GARIGPFCHV GPEVVLGADC ELISHVVLAG RTTIGPRTRI FPFASIGHQP QDLKYRGEAS TLTIGADCLI REGVTMNPGT SGGGLETLVG DHCTFLANSH VGHDCRVGAH VIFSNNVMLA GHCSVGDYAI LGGGAAVIQF ARVGAHAFVG GLSGLENDCI PYGMVLGNRA YLSGLNIIGL QRRGFAREDI HALRRAYRLL FAPEGTLMER VEDVAATFES HAAVAEILDF IRLGGKRSIC TPREVPTPIS AA //